Bromotopsentin

Base Information

• Chemical Name: Bromotopsentin
• CAS No.: 112515-44-3
• Molecular Formula: C₂₀H₁₃BrN₄O₂
• Molecular Weight: 421.253
• Mol file: 112515-44-3.mol

Synonyms:Bromotopsentin;Topsentin B2;

Chemical Property of Bromotopsentin

Chemical Property:

• Vapor Pressure: 3.22E-28mmHg at 25°C
• Boiling Point: 822.5°C at 760 mmHg
• Flash Point: 451.2°C
• PSA: 97.56000
• Density: 1.727g/cm³
• LogP: 4.73840

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Bromotopsentin

There total 10 articles about Bromotopsentin which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 71.0%

[4-(6-bromo-1H-indol-3-yl)-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazol-2-yl]-(6-methoxymethoxy-1H-indol-3-yl)-methanone (1038921-30-0) → Bromotopsentin (112515-44-3)

Guidance literature:

With hydrogenchloride; In tetrahydrofuran; for 14h; Heating;

DOI:10.1016/j.tet.2008.04.045

Reference yield: 68.0%

[4-(6-bromo-1H-indol-3-yl)-1-benzyloxymethyl-1H-imidazol-2-yl]-(6-methoxymethoxy-1H-indol-3-yl)-methanone (1038921-34-4) → Bromotopsentin (112515-44-3)

Guidance literature:

With hydrogenchloride; In ethanol; for 14h; Heating;

DOI:10.1016/j.tet.2008.04.045

Reference yield:

6-methoxymethoxy-1H-indole (180633-65-2) → Bromotopsentin (112515-44-3)

Guidance literature:

Multi-step reaction with 7 steps

1: KOH, I₂ / dimethylformamide / Ambient temperature

2: NaH / dimethylformamide; tetrahydrofuran / 2 h

3: 1.) t-BuLi / 1.) THF, -90 deg C, 30 min; 2.) THF, -78 deg C to 0 deg C, 4 h

4: 92 percent / MnO₂ / CH₂Cl₂ / 4 h / Ambient temperature

5: 77 percent / CuI / PdCl₂(PPh₃)2 / dimethylformamide / 2 h / 120 °C

6: 92 percent / KOH / ethanol; tetrahydrofuran / 2 h / Heating

7: 68 percent / 5M HCl / ethanol / 3 h / Heating

With hydrogenchloride; manganese(IV) oxide; potassium hydroxide; copper(l) iodide; iodine; tert.-butyl lithium; sodium hydride; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; ethanol; dichloromethane; N,N-dimethyl-formamide;

DOI:10.1016/0040-4039(96)01148-3

upstream raw materials:

[4-(6-bromo-1H-indol-3-yl)-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazol-2-yl]-(6-methoxymethoxy-1H-indol-3-yl)-methanone

6-methoxymethoxy-1H-indole

6-methoxymethyloxy-3-iodo-1H-indole

1-benzenesulfonyl-3-iodo-6-methoxymethoxy-1H-indole

Downstream raw materials:

Topsentin

topsentin